o add bsnes

bsnes/snes/audio/audio.cpp

@@ -0,0 +1,10 @@
+#ifdef SNES_CPP
+
+void SNES::Audio::update(uint16 l_sample, uint16 r_sample) {
+  snesinterface.audio_sample(l_sample, r_sample);
+}
+
+void SNES::Audio::init() {
+}
+
+#endif  //ifdef SNES_CPP

bsnes/snes/audio/audio.hpp

@@ -0,0 +1,7 @@
+class Audio {
+public:
+  void update(uint16 l_sample, uint16 r_sample);
+  void init();
+
+  friend class SNES;
+} audio;